ECO B00 · Nimzowitsch Defense

Nimzowitsch Defense: Declined Variation

1. e4 Nc6 2. Nf3

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Black to move. The arrow shows Stockfish’s best move.
Best move

2… e5+0.27

The position is roughly equal. Stockfish 18, depth 18.

Analyze this position

In the Nimzowitsch Defense: Declined Variation (B00), reached after 1. e4 Nc6 2. Nf3, Stockfish 18 recommends 2… e5 for Black. The position is roughly equal (+0.27).

Top engine moves

  1. +0.272… e5 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2
  2. +0.682… d6 3. d4 Nf6 4. Nc3 e5 5. d5 Ne7 6. Bg5 a6 7. g3
  3. +0.772… a6 3. d4 d6 4. Bd3 Nf6 5. O-O e5 6. d5 Ne7 7. a4

Frequently asked questions

What is the best move in the Nimzowitsch Defense: Declined Variation?
After 1. e4 Nc6 2. Nf3, Stockfish 18 at depth 18 recommends 2… e5 for Black, continuing 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2. The position is roughly equal (+0.27). The next best moves are 2… d6 (+0.68) and 2… a6 (+0.77).
Is the Nimzowitsch Defense: Declined Variation a good opening?
Stockfish rates the position at +0.27: the position is roughly equal. Evaluations this early in the game are small, so practical results depend far more on knowing the plans and typical structures than on the engine's number.
What is the ECO code of the Nimzowitsch Defense: Declined Variation?
B00. ECO codes classify chess openings from A00 to E99; B is the volume for semi-open games (other than the French).

Opening names from the Lichess opening book (CC0). Pieces by Colin M.L. Burnett (GPLv2+).